An expensive radiofrequency ablation technique known as Stretta does not benefit patients with gastroesophageal reflux disease (GERD), researchers report in the June issue of Clinical Gastroenterology and Hepatology. In a meta-analysis of randomized controlled studies, Seth Lipka et al found no evidence that Stretta normalized esophageal pH values, augmented lower esophageal

About the Author

Dr. Kristine Novak is the science editor for Gastroenterology and Clinical Gastroenterology and Hepatology. She has worked as an editor at biomedical research journals and as a science writer for 15 years, covering advances in gastroenterology, hepatology, cancer, immunology, biotechnology, molecular genetics, and clinical trials. She has a PhD in cell biology and an interest in all areas of medical research.